Potassium thiosulfate hydrate, 96+%, extra pure

Description

CAS: 1264198-56-2 | K2O3S2 | 190.31 g/mol

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Reduction reagent

Specifications

Chemical Identifiers

• CAS: 1264198-56-2
• Molecular Formula: K2O3S2
• Molecular Weight (g/mol): 190.31
• MDL Number: MFCD00150405
• InChI Key: FGRVOLIFQGXPCT-UHFFFAOYSA-L
• PubChem CID: 61501
• SMILES: [K+].[K+].[O-]S([S-])(=O)=O

• Color: Colorless to Yellow
• pH: 6 to 9 (5% soln.)
• Physical Form: Liquid
• Quantity: 100 g
• Assay Percent Range: 96.0 to 104% (On dry substance) (Iodimetry)
• Linear Formula: K₂S₂O₃·xH₂O
• Solubility Information: Solubility in water: soluble. Other solubilities: insoluble in alcohol
• IUPAC Name: dipotassium;dioxido-oxo-sulfanylidene-$l^{6}-sulfane
• Formula Weight: 190.33
• Percent Purity: ≥96%
• Grade: Extra Pure
• Loss on Drying: 4% max. (150°C)
• Packaging: Plastic bottle
• Chemical Name or Material: Potassium thiosulfate hydrate

Safety and Handling

Hazard Category	Warning
Hazard Statement	GHS H Statement: Causes skin irritation. Causes serious eye irritation.
Precautionary Statement	GHS P Statement: Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

SDS

RUO – Research Use Only